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| Description: (A) We say that the trait dark coloration is a derived trait when it has evolved from another trait, such as light coloration in this example. (B) When the derived trait is shared because of a pattern of common ancestry, we call it a shared derived trait or synapomorphy. Picture Stats: Views: 952 Filesize: 99.51kB Height: 900 Width: 1063 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=5302 |